:root {
  --bg-canvas: #090d16;
  --bg-surface: #0f172a;
  --bg-elevated: #1e293b;
  --border-color: #1e293b;
  --border-hover: #334155;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --amber: #f59e0b;
  --amber-hover: #fbbf24;
  --emerald: #10b981;
  --rose: #f43f5e;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-canvas);
  color: var(--text-main);
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.mono {
  font-family: 'JetBrains Mono', monospace;
  font-variant-numeric: tabular-nums;
}

.hidden {
  display: none !important;
}

.text-white { color: #ffffff; }
.text-muted { color: var(--text-muted); }
.text-amber { color: var(--amber); }
.text-emerald { color: var(--emerald); }
.text-rose { color: var(--rose); }
.font-medium { font-weight: 600; }
.text-xs { font-size: 12px; }
.full-width { width: 100%; }

/* Top Bar Contract */
.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 0.85rem 1.5rem;
  background: var(--bg-canvas);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 30;
}

.brand-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  white-space: nowrap;
}

.top-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  white-space: nowrap;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}

.nav-link:hover {
  color: #fff;
}

.nav-link.active {
  color: #fff;
  border-bottom-color: var(--amber);
}

/* Sub Toolbar */
.sub-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.6rem 1.5rem;
  background: rgba(15, 23, 42, 0.6);
  border-bottom: 1px solid var(--border-color);
  font-size: 12px;
}

.telemetry-strip {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text-muted);
}

.sep {
  color: var(--text-dim);
}

.toolbar-buttons {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Buttons & Inputs */
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

.btn-primary {
  background: var(--amber);
  color: #090d16;
  font-weight: 700;
  font-size: 12px;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  white-space: nowrap;
  transition: background 0.15s;
}

.btn-primary:hover {
  background: var(--amber-hover);
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--text-main);
  border: 1px solid var(--border-hover);
  font-weight: 500;
  font-size: 12px;
  padding: 0.45rem 0.85rem;
  border-radius: 0.5rem;
  white-space: nowrap;
  transition: background 0.15s, border-color 0.15s;
}

.btn-secondary:hover {
  background: var(--bg-elevated);
}

.btn-secondary.active-amber {
  background: rgba(245, 158, 11, 0.15);
  border-color: var(--amber);
  color: var(--amber-hover);
}

.btn-dark {
  background: var(--bg-canvas);
  color: var(--text-main);
  border: 1px solid var(--border-hover);
  font-weight: 500;
  font-size: 12px;
  padding: 0.5rem 0.8rem;
  border-radius: 0.5rem;
  white-space: nowrap;
  transition: all 0.15s;
}

.btn-dark:hover {
  background: var(--bg-elevated);
}

.btn-dark.active-amber {
  background: rgba(245, 158, 11, 0.2);
  border-color: var(--amber);
  color: var(--amber-hover);
}

.btn-dark.active-rose {
  background: var(--rose);
  border-color: var(--rose);
  color: #fff;
}

.btn-dark.active-emerald {
  background: rgba(16, 185, 129, 0.15);
  border-color: rgba(16, 185, 129, 0.5);
  color: #34d399;
}

.input-dark, .select-dark {
  background: var(--bg-canvas);
  color: #fff;
  border: 1px solid var(--border-hover);
  border-radius: 0.5rem;
  padding: 0.45rem 0.75rem;
  font-size: 12px;
  font-family: inherit;
}

.input-dark:focus, .select-dark:focus {
  outline: none;
  border-color: var(--amber);
}

/* Main Grid Layout */
.workspace-grid {
  max-width: 1600px;
  width: 100%;
  margin: 0 auto;
  padding: 1.5rem;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.5rem;
  align-items: start;
}

.left-col {
  grid-column: span 7;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.right-col {
  grid-column: span 5;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

@media (max-width: 1080px) {
  .left-col, .right-col {
    grid-column: span 12;
  }
  .hide-mobile {
    display: none;
  }
}

/* Video Player Stage & Standby Overlay */
.player-card {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  border-radius: 0.75rem;
  border: 1px solid var(--border-color);
  overflow: hidden;
  position: relative;
}

.player-stage {
  position: relative;
  width: 100%;
  height: 100%;
  background: #000;
  overflow: hidden;
}

.yt-iframe-wrap {
  width: 100%;
  height: 100%;
  transition: filter 0.2s, transform 0.2s;
}

.yt-iframe-wrap iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.safety-blur-filter {
  filter: blur(28px) brightness(0.45);
  transform: scale(1.06);
}

.standby-overlay {
  position: absolute;
  inset: 0;
  z-index: 20;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: var(--bg-canvas);
}

.standby-thumb {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.standby-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.92), rgba(0,0,0,0.45), rgba(0,0,0,0.65));
}

.standby-top, .standby-center, .standby-bottom {
  position: relative;
  z-index: 10;
  padding: 1.25rem 1.5rem;
}

.standby-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.standby-kicker {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 12px;
  font-weight: 600;
  color: var(--amber-hover);
}

.standby-center {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: auto 0;
}

.btn-big-play {
  background: var(--amber);
  color: #090d16;
  font-weight: 700;
  font-size: 14px;
  padding: 0.85rem 1.5rem;
  border-radius: 0.75rem;
  box-shadow: 0 10px 25px rgba(0,0,0,0.5);
  transition: transform 0.15s, background 0.15s;
}

.btn-big-play:hover {
  background: var(--amber-hover);
  transform: scale(1.02);
}

.standby-meta {
  font-size: 12px;
  color: var(--amber-hover);
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.standby-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
}

.safety-overlay {
  position: absolute;
  inset: 0;
  z-index: 30;
  background: rgba(9, 13, 22, 0.78);
  backdrop-filter: blur(12px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1.5rem;
  pointer-events: none;
}

.safety-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--rose);
}

.safety-sub {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

/* Headless Regie Card */
.headless-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1.5rem;
}

.headless-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.headless-kicker {
  font-size: 11px;
  font-weight: 700;
  color: var(--amber);
}

.headless-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  margin-top: 0.25rem;
}

.headless-meta {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

.headless-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  padding-top: 1rem;
}

.metric-box {
  background: var(--bg-canvas);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  padding: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.metric-label {
  font-size: 11px;
  color: var(--text-muted);
}

.metric-value {
  font-size: 1.1rem;
  color: #fff;
}

/* Transport Controls */
.transport-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.timeline-labels {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  margin-bottom: 0.4rem;
}

.scrubber {
  width: 100%;
  accent-color: var(--amber);
  cursor: pointer;
}

.transport-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.transport-left, .transport-right {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.transport-secondary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border-color);
}

.url-loader-group {
  display: flex;
  flex: 1;
  min-width: 280px;
  gap: 0.5rem;
}

.url-loader-group input {
  flex: 1;
}

.marker-quick-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Info Strip */
.info-strip-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.info-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1rem;
}

.info-box-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.6rem;
}

.info-box-title {
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.5rem;
}

.hotkey-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.35rem 1rem;
  font-size: 12px;
  color: var(--text-muted);
}

.hotkey-row {
  display: flex;
  justify-content: space-between;
}

.hotkey-row kbd {
  color: #e2e8f0;
}

.participants-list {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  max-height: 110px;
  overflow-y: auto;
}

.participant-row {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  padding: 0.3rem 0.5rem;
  background: var(--bg-canvas);
  border: 1px solid var(--border-color);
  border-radius: 0.35rem;
}

/* Right Column Tabs & Lists */
.segmented-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.25rem;
  padding: 0.5rem;
  background: var(--bg-canvas);
  border-bottom: 1px solid var(--border-color);
}

.seg-tab {
  padding: 0.5rem;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  border-radius: 0.4rem;
  text-align: center;
}

.seg-tab.active {
  background: var(--bg-elevated);
  color: #fff;
}

.tab-panel {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.panel-title {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
}

.panel-sub {
  font-size: 11px;
  color: var(--text-muted);
}

.scroll-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-height: 520px;
  overflow-y: auto;
}

.list-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem;
  background: var(--bg-canvas);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
}

.list-item.active-item {
  border-color: var(--amber);
  background: rgba(245, 158, 11, 0.08);
}

.item-thumb {
  width: 105px;
  aspect-ratio: 16 / 9;
  border-radius: 0.35rem;
  object-fit: cover;
  background: #000;
  flex-shrink: 0;
  cursor: pointer;
}

.item-body {
  flex: 1;
  min-width: 0;
}

.item-meta {
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.item-title {
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin: 0.15rem 0 0.4rem;
  cursor: pointer;
}

.item-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.filter-bar {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.status-filter-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.25rem;
  background: var(--bg-canvas);
  padding: 0.25rem;
  border-radius: 0.5rem;
  border: 1px solid var(--border-color);
}

.filter-btn {
  padding: 0.3rem;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  border-radius: 0.35rem;
}

.filter-btn.active {
  background: var(--bg-elevated);
  color: #fff;
}

.sug-form {
  background: var(--bg-canvas);
  border: 1px solid var(--border-hover);
  border-radius: 0.5rem;
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.sug-form-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--amber);
}

.sug-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.sug-form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
}

.marker-input-row {
  display: flex;
  gap: 0.5rem;
}

.marker-input-row input {
  flex: 1;
}

/* OBS Fullscreen Mode (Clean Video + Optional Title Box BELOW Video) */
.obs-fullscreen {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  background: #000;
  z-index: 100;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.obs-video-stage {
  position: relative;
  flex: 1;
  min-height: 0;
  width: 100%;
  background: #000;
  overflow: hidden;
}

.obs-clean-standby {
  position: absolute;
  inset: 0;
  z-index: 20;
  background: #000;
  pointer-events: none;
}

.obs-below-video-bar {
  flex-shrink: 0;
  width: 100%;
  background: #090d16;
  border-top: 1px solid var(--border-hover);
  padding: 0.7rem 1.5rem;
  z-index: 25;
}

.obs-below-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  width: 100%;
}

.obs-lt-title {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.obs-lt-meta {
  font-size: 12px;
  font-weight: 600;
  color: var(--amber);
  white-space: nowrap;
  flex-shrink: 0;
}

.btn-exit-obs {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 60;
  background: rgba(15, 23, 42, 0.9);
  color: #fff;
  border: 1px solid var(--border-hover);
  padding: 0.5rem 0.85rem;
  border-radius: 0.5rem;
  font-size: 12px;
  font-weight: 600;
}

/* Auth Screen & Modal */
.auth-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1.5rem;
}

.auth-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.auth-desc {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.auth-error {
  background: rgba(244, 63, 94, 0.15);
  border: 1px solid var(--rose);
  color: #fda4af;
  padding: 0.65rem;
  border-radius: 0.5rem;
  font-size: 12px;
  margin-bottom: 1rem;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.field-group label {
  font-size: 12px;
  font-weight: 600;
}

.field-group input {
  background: var(--bg-canvas);
  border: 1px solid var(--border-hover);
  color: #fff;
  padding: 0.55rem 0.75rem;
  border-radius: 0.5rem;
}

.role-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.role-btn {
  padding: 0.5rem;
  background: var(--bg-canvas);
  border: 1px solid var(--border-hover);
  color: var(--text-muted);
  border-radius: 0.5rem;
  font-size: 12px;
  font-weight: 600;
}

.role-btn.active {
  background: rgba(245, 158, 11, 0.15);
  border-color: var(--amber);
  color: var(--amber-hover);
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 80;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-card {
  width: 100%;
  max-width: 760px;
  background: var(--bg-surface);
  border: 1px solid var(--border-hover);
  border-radius: 0.75rem;
  overflow: hidden;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.modal-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  max-height: 80vh;
  overflow-y: auto;
}

.setup-section {
  background: var(--bg-canvas);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.setup-sec-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.code-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: 0.75rem;
  border-radius: 0.4rem;
  font-size: 12px;
  overflow-x: auto;
}